Click on the third or sixth rank to set the en passant target square.

EGTB: draw

# move score
1 Kd7 draw
2 Rc8 draw
3 Rd7 draw
4 Ra8 loss in 6 half-moves
5 Rb8 loss in 6 half-moves
6 Kc5 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 1 half-moves